and i would say really only lance armstrong knows. one is that powerful, powerful denial can be employed when someone is afraid of being found out, doesn't want to admit to themselves that they've done something terribly, terribly wrong, and so denial can reach almost psychotic proportions where you just convince yourselves that what you're doing is right and in that case, lying. the other possibility is that you're sociopathic, that you don't feel guilt, you are not concerned about those you might be hurting. you feel justified to get what you want and you're really not concerned about the consequence and so manipulatively you will do whatever you need to do. for instance, in this case it would be fame and money. >> and, gail, it's one of those things that people are looking at this and it's not just that he denied it for so long. it was this position that he took of how dare you even question me. he went so much further than denying it. he went on the attack. you said it could be a defense mechanism. is it a coping mechanism. he kne